Mort is an awkward young man who bungles everything he attempts. When his father decides to send him off to be an apprentice, he gets only one offer - from the Grim Reaper himself. It seems like a good job to Mort: free room and board and a secure position in a business that will never run out of clientele. He doesn't even need to die to take the job. Soon Mort is doing some of the reaping himself and he even seems to be gaining maturity, self-confidence, and the ability to walk through walls. He falls in love. But can he manage to help Death harvest souls without making a complete mess of things?